Home / 27,241.60-40,851.18-8,515.24

Finding the Fourth Proportional to 27,241.60, 40,851.18 and 8,515.24

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Solution

The fourth proportional to 27,241.60, 40,851.18 and 8,515.24 is: 12,769.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,241.60 : 40,851.18 = 8,515.24 : x
  2. Step 2: Convert to fraction form
    27,241.60/40,851.18 = 8,515.24/x
  3. Step 3: Cross multiply
    27,241.60x = 40,851.18 × 8,515.24
  4. Step 4: Simplify right side
    27,241.60x = 347,857,601.98
  5. Step 5: Solve for x
    x = 347,857,601.98/27,241.60
  6. Step 6: Final answer
    x = 12,769.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.